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The Heavy Duty Manufacturers Association said 84% of its members experienced sales growth during the second quarter, with 28% reporting “substantial growth.”

The Western Governors’ Association has urged Congress to allow interested states to create pilot programs to evaluate the benefits and costs of adding routes for longer combination vehicles.

Pilot Corp. and Flying J Inc. said they are preparing to integrate their massive network of interstate truck stops after reaching several agreements that should allow their proposed merger to move forward.

The U.S. retail diesel average dipped 3.2 cents to $2.924 last week, the seventh decline in eight weeks, the Department of Energy reported.

Cummins Inc. said Friday it plans to invest about $100 million to expand its high-horsepower engine plant in Seymour, Ind., to add more lines of clean-diesel and natural gas engines in the future.

The Federal Motor Carrier Safety Administration sent its new hours-of-service proposal to Transportation Secretary Ray LaHood’s office for review in late June, according to a Department of Transportation report issued early this month.

Wholesale inventories rose 0.5% in May, while sales fell, the Commerce Department said Friday.

Officials with the Port of Los Angeles and Long Beach said shipping terminals were open and operating this week during negotiations between terminal operators and a striking shipping clerks union.